repomd 0.0.1

rpm repository metadata compatible with createrepo servings
Documentation 
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use super::*;

#[derive(Debug)]
pub struct Primary<'a> {
    repo : &'a Repo,
}

impl<'a> Primary<'a> {
    pub fn new(repo : &'a Repo) -> Self {
        Self {repo}
    }
}

impl<'a> XmlRender for Primary<'a> {
    fn xml_render(&self) -> Result<String> {
        let package_count = self.repo.count_packages();
        Ok(format!(r#"
<?xml version="1.0" encoding="UTF-8"?>
<metadata xmlns="http://linux.duke.edu/metadata/common" xmlns:rpm="http://linux.duke.edu/metadata/rpm" packages="{package_count}">
</metadata>"#, package_count=package_count)
        )
    }
}